Exam (elaborations)
MA OIL BURNERS TEST
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Exam of 9 pages for the course MA OIL BURNERS at MA OIL BURNERS (MA OIL BURNERS TEST)
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MA OILBURNERS
TEST
Air Heater. - Answers -. An indirect-fired appliance intended to supply heated air for
space heating and other purposes, but not intended for permanent installation.
Air pressure switch . - Answers -An electrical switch designed to prove that the proper
draft has been established by the power venter or burner and allows the burner to
operate. If the power venter or burner is not performing so as to satisfy the operating
requirements of the equipment for safe performance, the switch will de-energize the
burner control circuit preventing the burner from operating.
Anti-flooding Device - Answers -. A primary safety control that causes the flow of fuel to
be shut off upon a rise in fuel level or upon receiving excess fuel, and which operates
before the hazardous discharge of fuel can occur
Appliances; industrial - Answers -(a) Low-Heat Industrial Appliance. An industrial
appliance such as a commercial cooking range, pressing machine boiler at any
pressure, bake oven, candy furnace, stereotype furnace, drying and curing appliance,
and other process appliances in which materials are heated or melted at temperatures
(excluding flue-gas temperatures) not exceeding 600°F (316°C).
Appliances otherwise classed as medium-heat appliances may be considered as low-
heat appliances if not larger than 100 cubic feet (2.8 m 3 ) in size excluding any burner
equipment and blower compartment
(b) Medium-Heat Industrial Appliance - Answers -(b) An industrial appliance such as an
annealing furnace (glass or metal), charcoal furnace, galvanizing furnace, gas producer,
commercial or industrial incinerator, and steam boiler operating at over 50 psig (345
kPa) pressure when such appliance is larger than 100 cubic feet (2.8 m 3 ) in size, and
, other furnaces classified as medium-heat appliances in accordance with recognized
good practice
c) High-Heat Industrial Appliance. - Answers -c. An industrial appliance such as billet
and bloom furnace, blast furnace, brass melter, cupola, glass furnace, open-hearth
furnace, and ceramic kiln and vitreous enamelizing oven (ferrous metals) when such
appliances are larger than 100 cubic feet (2.8 m 3 ) in size, and other furnaces
classified as high-heat appliances in accordance with recognized good practice
Application Permit/Certificate of Completion. - Answers -A standard form issued for use
in all jurisdictions
throughout the Commonwealth
Approved - Answers -. Unless otherwise indicated, listed or approved by a nationally
recognized testing
laboratory
Authority Having Jurisdiction. - Answers -. The state fire marshal or his designee
Boiler. - Answers -. A closed vessel in which water is heated, steam is generated, steam
is superheated, or any combination thereof, by the application of heat from combustible
fuels in a self-contained or attached furnace.
Boiler, High Pressure). - Answers -. A boiler for generating steam at pressures in
excess of 15 psi (103 kPa), or for heating water to a temperature in excess of 250°F
(121°C) or at a pressure in excess of 160 psi (1103 kPa).
Control, Primary Safety (Combustion Safeguard) - Answers -A safety control responsive
directly to flame properties, sensing the presence or absence of flame and, in the event
of ignition failure or unintentional flame extinguishment, causing safety shutdown
Control, Safety. - Answers -Control, Safety. Automatic controls (including relays,
switches, and other auxiliary equipment used in conjunction therewith to form a safety-
control system) that are intended to prevent unsafe operation of the controlled
equipment.
Cooking Appliance, Floor-Mounted Restaurant-type.
. - Answers -A range, oven, broiler, or other miscellaneous cooking appliance of type
designated for use in hotel and restaurant kitchens and for mounting on the floor
Damper. - Answers -. A valve or plate for controlling draft or the flow of gases including
air.
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